HVAC control for heating systems, class II temperature control device (contribution 2%), power supply 120-230 V~ 50/60 Hz, 3 inputs for PT100, PT1000 and NTC probes, 1 mixer valve control output, 1 output 0-10 V or (0)4-20 mA, 1 change-over relay output 8 A 230 V~, installation on DIN rails (60715 TH35), occupies 6 modules size 17.5 mm
